Study
|
Study type
|
Selection
|
Comparability
|
Outcome/Exposure
|
---|
Jones et al [7]
|
Cohort
|
***
| |
***
|
Milligan et al. [12]
|
Cohort
|
****
|
*
|
***
|
Lim et al. [13]
|
RCT
|
***
|
**
|
**
|
Szaflarski [8]
|
RCT
|
***
|
**
|
***
|
Taylor et al. [14]
|
Cohort
|
***
|
**
|
**
|
Murphy-Human et al. [15]
|
Cohort
|
***
|
**
|
***
|